D3 Domain Due Diligence
Contact Register Login
Domain & brand due diligence standards

Everything you need to know
— before you sign —

D3 gives M&A advisors, investors and legal teams certified domain and brand intelligence in minutes — not days.

The D3 Certified Report is a standard for M&A transactions, trademark filings and regulatory compliance.

Free scan — no account required
D3 Certified Report — example.com
A+
Overall score / valuation
D3 Due Diligence Report
Low risk
DNS SecurityA
WHOIS / RDAPA+
TyposquattingB−
ReputationA
SHA-256:a3f9d2c1…e841f3
SHA-256 signed NIS2 ready ISO 27001 978 TLDs
978TLDs scannable
350M+domains monitored
17data sources
SHA-256signed reports
“We now include a D3 Certified Report as standard in every M&A transaction.” — M&A Director, mid-market advisory

From domain name to certified report — in minutes

No installation. No technical knowledge required.

1

Enter a domain or brand name

Type any domain or brand. D3 accepts any TLD and scans multiple TLDs simultaneously at no extra cost. Try for free at the top of this page!

example.com
Scan
2

Choose your analysis type

Four products, each interpreting findings through the correct commercial lens — valuation, due diligence, exploration or security.

Valuation
Due Diligence
Security
Availability
3

Receive your D3 Certified Report

SHA-256 signed, timestamped, founded conclusions, ready to annex to transaction documents or regulatory submissions. PDF and JSON export included.

A+
Report ready in ~3 min
PDF · JSON · SHA-256 signed

When do professionals use D3?

A certified domain intelligence report belongs in every transaction, filing or compliance dossier where a domain or brand name is at stake.

⚖️
Before an acquisition
Verify that the target domain is clean, defensible and free of squatters before signing.
™️
Trademark clearance
Check lookalike registrations and DNS conflicts before filing a new brand name.
🔒
NIS2 / ISO 27001 audit
Generate structured evidence of domain security controls for regulators and auditors.
📋
Legal dispute filing
SHA-256 signed, timestamped evidence for UDRP proceedings and trademark infringement cases.

What's inside every analysis

Risk & Brand Monitoring
Detect impersonation before damage
Technical & Security
DNS, WHOIS, TLS & change alerts
Audit-grade Reporting
Evidence for transactions & audits

What professionals say

We now include a D3 Certified Report as standard in every M&A transaction. It surfaces risks in the first hour that previously took days.

M&A Director
Mid-market advisory firm

We caught three lookalike domain registrations targeting our client within a week of onboarding. The brand monitoring features alone justify the subscription.

Partner
IP & Trademark law firm

D3's security audit report goes directly into our ISO 27001 evidence folder. The NIS2 mapping saves us hours of manual control documentation.

CISO
Financial services group

Ready to run your first D3 analysis?

Free account. Free trial credits. No credit card required.

Create free account Sign in
D3 utilizes internal/security/account cookies as well as CloudFlare cookies (under DPA contract) in compliance with EU law/regulations.